<template>
    <div>
        <!-- <el-table :data="tableData" style="width: 100%;margin-bottom: 20px;" row-key="id" border default-expand-all
            :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
            <el-table-column prop="date" label="日期" sortable width="180">
            </el-table-column>
            <el-table-column prop="name" label="姓名" sortable width="180">
            </el-table-column>
            <el-table-column prop="address" label="地址">
            </el-table-column>
        </el-table> -->

        <el-table :data="tableData1" style="width: 100%" row-key="id" border lazy 
            :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
            <el-table-column prop="date" label="日期" width="180">
            </el-table-column>
            <el-table-column prop="name" label="姓名" width="180">
            </el-table-column>
            <el-table-column prop="address" label="地址">
            </el-table-column>
        </el-table>
    </div>
</template>
<script>
export default {
    data() {
        return {
            tableData: [{
                id: 1,
                date: '2016-05-02',
                name: '王小虎',
                address: '上海市普陀区金沙江路 1518 弄'
            }, {
                id: 2,
                date: '2016-05-04',
                name: '王小虎',
                address: '上海市普陀区金沙江路 1517 弄'
            }, {
                id: 3,
                date: '2016-05-01',
                name: '王小虎',
                address: '上海市普陀区金沙江路 1519 弄',
                children: [{
                    id: 31,
                    date: '2016-05-01',
                    name: '王小虎',
                    address: '上海市普陀区金沙江路 1519 弄'
                }, {
                    id: 32,
                    date: '2016-05-01',
                    name: '王小虎',
                    address: '上海市普陀区金沙江路 1519 弄'
                }]
            }, {
                id: 4,
                date: '2016-05-03',
                name: '王小虎',
                address: '上海市普陀区金沙江路 1516 弄'
            }],
            tableData1: [{
                id: 1,
                date: '2016-05-02',
                name: '王小虎',
                address: '上海市普陀区金沙江路 1518 弄'
            }, {
                id: 2,
                date: '2016-05-04',
                name: '王小虎',
                address: '上海市普陀区金沙江路 1517 弄'
            }, {
                id: 3,
                date: '2016-05-01',
                name: '王小虎',
                address: '上海市普陀区金沙江路 1519 弄',
                hasChildren: true
            }, {
                id: 4,
                date: '2016-05-03',
                name: '王小虎',
                address: '上海市普陀区金沙江路 1516 弄'
            }]
        }
    },
    methods: {
        load(tree, treeNode, resolve) {
            setTimeout(() => {
                resolve([
                    {
                        id: 31,
                        date: '2016-05-01',
                        name: '王小虎',
                        address: '上海市普陀区金沙江路 1519 弄'
                    }, {
                        id: 32,
                        date: '2016-05-01',
                        name: '王小虎',
                        address: '上海市普陀区金沙江路 1519 弄'
                    }
                ])
            }, 1000)
        }
    },
}
</script>